New York StoryWhat do a sixth-generation diamantaire and a U.K. pop star have in common? A love of New York City.That’s why Lita Asscher, president of Royal Asscher, and Estelle Fanta Swaray—aka “American Boy” songstress Estelle—teamed up to create a youthful jewelry collection.“New York has this amazing energy,” says Asscher. “It gives us our love for making beautiful and exciting things like music and jewelry.”The pair went through an extensive design and review process that culminated in about 30 SKUs made in silver and karat gold with diamonds, amethysts, and black onyx. Motifs range from the surreal (eyes) to the familiar (stars) to the rock ’n’ roll (double finger rings), with some boasting a few floating diamonds—recognizable to anyone who knows Royal Asscher’s signature style. “The colors purple, yellow gold, and black and white diamonds are what we wo